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|
/*****************************************************************
|
| Platinum - Frame Buffer
|
| Copyright (c) 2004-2010, Plutinosoft, LLC.
| All rights reserved.
| http://www.plutinosoft.com
|
| This program is free software; you can redistribute it and/or
| modify it under the terms of the GNU General Public License
| as published by the Free Software Foundation; either version 2
| of the License, or (at your option) any later version.
|
| OEMs, ISVs, VARs and other distributors that combine and
| distribute commercially licensed software with Platinum software
| and do not wish to distribute the source code for the commercially
| licensed software under version 2, or (at your option) any later
| version, of the GNU General Public License (the "GPL") must enter
| into a commercial license agreement with Plutinosoft, LLC.
| licensing@plutinosoft.com
|
| This program is distributed in the hope that it will be useful,
| but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
| GNU General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with this program; see the file LICENSE.txt. If not, write to
| the Free Software Foundation, Inc.,
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
| http://www.gnu.org/licenses/gpl-2.0.html
|
****************************************************************/
#ifndef _PLT_FRAME_BUFFER_H_
#define _PLT_FRAME_BUFFER_H_
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Neptune.h"
/*----------------------------------------------------------------------
| PLT_FrameBuffer
+---------------------------------------------------------------------*/
class PLT_FrameBuffer
{
public:
// constructor & destructor
PLT_FrameBuffer(const char* mime_type);
virtual ~PLT_FrameBuffer();
void Reset();
void Abort();
void AddReader() { m_Readers.Increment(); }
void RemoveReader() { m_Readers.Decrement(); }
int GetNbReaders() { return m_Readers.GetValue(); }
const char* GetMimeType() { return m_MimeType; }
// data buffer handling methods
virtual NPT_Result SetNextFrame(const NPT_Byte* buffer, NPT_Size bufferSize);
virtual NPT_Result GetNextFrame(NPT_UInt32& last_frame_index,
NPT_DataBuffer& buffer,
NPT_Timeout timeout = NPT_TIMEOUT_INFINITE);
protected:
// members
NPT_String m_MimeType;
bool m_Aborted;
NPT_SharedVariable m_FrameIndex;
NPT_DataBuffer m_Frame;
NPT_Mutex m_FrameLock;
NPT_AtomicVariable m_Readers;
};
#endif // _PLT_FRAME_BUFFER_H_
|
